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/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.renderscript;
import java.lang.reflect.Field;
/**
* @hide
*
**/
public class Element extends BaseObj {
int mSize;
Entry[] mEntries;
static class Entry {
Element mElement;
Element.DataType mType;
Element.DataKind mKind;
boolean mIsNormalized;
int mBits;
String mName;
Entry(Element e, int bits) {
mElement = e;
int mBits = bits;
}
Entry(DataType dt, DataKind dk, boolean isNorm, int bits, String name) {
mType = dt;
mKind = dk;
mIsNormalized = isNorm;
mBits = bits;
mName = name;
}
}
public static final Element USER_U8 = new Element();
public static final Element USER_I8 = new Element();
public static final Element USER_U16 = new Element();
public static final Element USER_I16 = new Element();
public static final Element USER_U32 = new Element();
public static final Element USER_I32 = new Element();
public static final Element USER_FLOAT = new Element();
public static final Element A_8 = new Element();
public static final Element RGB_565 = new Element();
public static final Element RGB_888 = new Element();
public static final Element RGBA_5551 = new Element();
public static final Element RGBA_4444 = new Element();
public static final Element RGBA_8888 = new Element();
public static final Element INDEX_16 = new Element();
public static final Element XY_F32 = new Element();
public static final Element XYZ_F32 = new Element();
public static final Element ST_XY_F32 = new Element();
public static final Element ST_XYZ_F32 = new Element();
public static final Element NORM_XYZ_F32 = new Element();
public static final Element NORM_ST_XYZ_F32 = new Element();
static void initPredefined(RenderScript rs) {
USER_U8.mEntries = new Entry[1];
USER_U8.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.USER, false, 8, null);
USER_U8.init(rs);
USER_I8.mEntries = new Entry[1];
USER_I8.mEntries[0] = new Entry(DataType.SIGNED, DataKind.USER, false, 8, null);
USER_I8.init(rs);
USER_U16.mEntries = new Entry[1];
USER_U16.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.USER, false, 16, null);
USER_U16.init(rs);
USER_I16.mEntries = new Entry[1];
USER_I16.mEntries[0] = new Entry(DataType.SIGNED, DataKind.USER, false, 16, null);
USER_I16.init(rs);
USER_U32.mEntries = new Entry[1];
USER_U32.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.USER, false, 32, null);
USER_U32.init(rs);
USER_I32.mEntries = new Entry[1];
USER_I32.mEntries[0] = new Entry(DataType.SIGNED, DataKind.USER, false, 32, null);
USER_I32.init(rs);
USER_FLOAT.mEntries = new Entry[1];
USER_FLOAT.mEntries[0] = new Entry(DataType.FLOAT, DataKind.USER, false, 32, null);
USER_FLOAT.init(rs);
A_8.mEntries = new Entry[1];
A_8.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.ALPHA, true, 8, "a");
A_8.init(rs);
RGB_565.mEntries = new Entry[3];
RGB_565.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.RED, true, 5, "r");
RGB_565.mEntries[1] = new Entry(DataType.UNSIGNED, DataKind.GREEN, true, 6, "g");
RGB_565.mEntries[2] = new Entry(DataType.UNSIGNED, DataKind.BLUE, true, 5, "b");
RGB_565.init(rs);
RGB_888.mEntries = new Entry[3];
RGB_888.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.RED, true, 8, "r");
RGB_888.mEntries[1] = new Entry(DataType.UNSIGNED, DataKind.GREEN, true, 8, "g");
RGB_888.mEntries[2] = new Entry(DataType.UNSIGNED, DataKind.BLUE, true, 8, "b");
RGB_888.init(rs);
RGBA_5551.mEntries = new Entry[4];
RGBA_5551.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.RED, true, 5, "r");
RGBA_5551.mEntries[1] = new Entry(DataType.UNSIGNED, DataKind.GREEN, true, 5, "g");
RGBA_5551.mEntries[2] = new Entry(DataType.UNSIGNED, DataKind.BLUE, true, 5, "b");
RGBA_5551.mEntries[3] = new Entry(DataType.UNSIGNED, DataKind.ALPHA, true, 1, "a");
RGBA_5551.init(rs);
RGBA_4444.mEntries = new Entry[4];
RGBA_4444.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.RED, true, 4, "r");
RGBA_4444.mEntries[1] = new Entry(DataType.UNSIGNED, DataKind.GREEN, true, 4, "g");
RGBA_4444.mEntries[2] = new Entry(DataType.UNSIGNED, DataKind.BLUE, true, 4, "b");
RGBA_4444.mEntries[3] = new Entry(DataType.UNSIGNED, DataKind.ALPHA, true, 4, "a");
RGBA_4444.init(rs);
RGBA_8888.mEntries = new Entry[4];
RGBA_8888.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.RED, true, 8, "r");
RGBA_8888.mEntries[1] = new Entry(DataType.UNSIGNED, DataKind.GREEN, true, 8, "g");
RGBA_8888.mEntries[2] = new Entry(DataType.UNSIGNED, DataKind.BLUE, true, 8, "b");
RGBA_8888.mEntries[3] = new Entry(DataType.UNSIGNED, DataKind.ALPHA, true, 8, "a");
RGBA_8888.init(rs);
INDEX_16.mEntries = new Entry[1];
INDEX_16.mEntries[0] = new Entry(DataType.UNSIGNED, DataKind.INDEX, false, 16, "index");
INDEX_16.init(rs);
XY_F32.mEntries = new Entry[2];
XY_F32.mEntries[0] = new Entry(DataType.FLOAT, DataKind.X, false, 32, "x");
XY_F32.mEntries[1] = new Entry(DataType.FLOAT, DataKind.Y, false, 32, "y");
XY_F32.init(rs);
XYZ_F32.mEntries = new Entry[3];
XYZ_F32.mEntries[0] = new Entry(DataType.FLOAT, DataKind.X, false, 32, "x");
XYZ_F32.mEntries[1] = new Entry(DataType.FLOAT, DataKind.Y, false, 32, "y");
XYZ_F32.mEntries[2] = new Entry(DataType.FLOAT, DataKind.Z, false, 32, "z");
XYZ_F32.init(rs);
ST_XY_F32.mEntries = new Entry[4];
ST_XY_F32.mEntries[0] = new Entry(DataType.FLOAT, DataKind.S, false, 32, "s");
ST_XY_F32.mEntries[1] = new Entry(DataType.FLOAT, DataKind.T, false, 32, "t");
ST_XY_F32.mEntries[2] = new Entry(DataType.FLOAT, DataKind.X, false, 32, "x");
ST_XY_F32.mEntries[3] = new Entry(DataType.FLOAT, DataKind.Y, false, 32, "y");
ST_XY_F32.init(rs);
ST_XYZ_F32.mEntries = new Entry[5];
ST_XYZ_F32.mEntries[0] = new Entry(DataType.FLOAT, DataKind.S, false, 32, "s");
ST_XYZ_F32.mEntries[1] = new Entry(DataType.FLOAT, DataKind.T, false, 32, "t");
ST_XYZ_F32.mEntries[2] = new Entry(DataType.FLOAT, DataKind.X, false, 32, "x");
ST_XYZ_F32.mEntries[3] = new Entry(DataType.FLOAT, DataKind.Y, false, 32, "y");
ST_XYZ_F32.mEntries[4] = new Entry(DataType.FLOAT, DataKind.Z, false, 32, "z");
ST_XYZ_F32.init(rs);
NORM_XYZ_F32.mEntries = new Entry[6];
NORM_XYZ_F32.mEntries[0] = new Entry(DataType.FLOAT, DataKind.NX, false, 32, "nx");
NORM_XYZ_F32.mEntries[1] = new Entry(DataType.FLOAT, DataKind.NY, false, 32, "ny");
NORM_XYZ_F32.mEntries[2] = new Entry(DataType.FLOAT, DataKind.NZ, false, 32, "nz");
NORM_XYZ_F32.mEntries[3] = new Entry(DataType.FLOAT, DataKind.X, false, 32, "x");
NORM_XYZ_F32.mEntries[4] = new Entry(DataType.FLOAT, DataKind.Y, false, 32, "y");
NORM_XYZ_F32.mEntries[5] = new Entry(DataType.FLOAT, DataKind.Z, false, 32, "z");
NORM_XYZ_F32.init(rs);
NORM_ST_XYZ_F32.mEntries = new Entry[8];
NORM_ST_XYZ_F32.mEntries[0] = new Entry(DataType.FLOAT, DataKind.NX, false, 32, "nx");
NORM_ST_XYZ_F32.mEntries[1] = new Entry(DataType.FLOAT, DataKind.NY, false, 32, "ny");
NORM_ST_XYZ_F32.mEntries[2] = new Entry(DataType.FLOAT, DataKind.NZ, false, 32, "nz");
NORM_ST_XYZ_F32.mEntries[3] = new Entry(DataType.FLOAT, DataKind.S, false, 32, "s");
NORM_ST_XYZ_F32.mEntries[4] = new Entry(DataType.FLOAT, DataKind.T, false, 32, "t");
NORM_ST_XYZ_F32.mEntries[5] = new Entry(DataType.FLOAT, DataKind.X, false, 32, "x");
NORM_ST_XYZ_F32.mEntries[6] = new Entry(DataType.FLOAT, DataKind.Y, false, 32, "y");
NORM_ST_XYZ_F32.mEntries[7] = new Entry(DataType.FLOAT, DataKind.Z, false, 32, "z");
NORM_ST_XYZ_F32.init(rs);
rs.nInitElements(A_8.mID, RGBA_4444.mID, RGBA_8888.mID, RGB_565.mID);
}
public enum DataType {
FLOAT (0),
UNSIGNED (1),
SIGNED (2);
int mID;
DataType(int id) {
mID = id;
}
}
public enum DataKind {
USER (0),
RED (1),
GREEN (2),
BLUE (3),
ALPHA (4),
LUMINANCE (5),
INTENSITY (6),
X (7),
Y (8),
Z (9),
W (10),
S (11),
T (12),
Q (13),
R (14),
NX (15),
NY (16),
NZ (17),
INDEX (18),
POINT_SIZE(19);
int mID;
DataKind(int id) {
mID = id;
}
}
Element() {
super(null);
mID = 0;
mSize = 0;
}
public void destroy() throws IllegalStateException {
super.destroy();
}
public static Element createFromClass(RenderScript rs, Class c) {
Field[] fields = c.getFields();
Builder b = new Builder(rs);
for(Field f: fields) {
Class fc = f.getType();
if(fc == int.class) {
b.add(Element.DataType.SIGNED, Element.DataKind.USER, false, 32, f.getName());
} else if(fc == short.class) {
b.add(Element.DataType.SIGNED, Element.DataKind.USER, false, 16, f.getName());
} else if(fc == byte.class) {
b.add(Element.DataType.SIGNED, Element.DataKind.USER, false, 8, f.getName());
} else if(fc == float.class) {
b.add(Element.DataType.FLOAT, Element.DataKind.USER, false, 32, f.getName());
} else {
throw new IllegalArgumentException("Unkown field type");
}
}
return b.create();
}
static synchronized void internalCreate(RenderScript rs, Element e) {
rs.nElementBegin();
int bits = 0;
for (int ct=0; ct < e.mEntries.length; ct++) {
Entry en = e.mEntries[ct];
if(en.mElement != null) {
//rs.nElementAdd(en.mElement.mID);
} else {
int norm = 0;
if (en.mIsNormalized) {
norm = 1;
}
rs.nElementAdd(en.mKind.mID, en.mType.mID, norm, en.mBits, en.mName);
bits += en.mBits;
}
}
e.mID = rs.nElementCreate();
e.mSize = (bits + 7) >> 3;
}
void init(RenderScript rs) {
mRS = rs;
internalCreate(mRS, this);
}
public static class Builder {
RenderScript mRS;
Entry[] mEntries;
int mEntryCount;
public Builder(RenderScript rs) {
mRS = rs;
mEntryCount = 0;
mEntries = new Entry[8];
}
void addEntry(Entry e) {
if(mEntries.length >= mEntryCount) {
Entry[] en = new Entry[mEntryCount + 8];
System.arraycopy(mEntries, 0, en, 0, mEntries.length);
mEntries = en;
}
mEntries[mEntryCount] = e;
mEntryCount++;
}
public Builder add(Element e) throws IllegalArgumentException {
Entry en = new Entry(e, e.mSize * 8);
addEntry(en);
return this;
}
public Builder add(Element.DataType dt, Element.DataKind dk, boolean isNormalized, int bits, String name) {
Entry en = new Entry(dt, dk, isNormalized, bits, name);
addEntry(en);
return this;
}
public Builder add(Element.DataType dt, Element.DataKind dk, boolean isNormalized, int bits) {
add(dt, dk, isNormalized, bits, null);
return this;
}
public Builder addFloat(Element.DataKind dk) {
add(DataType.FLOAT, dk, false, 32, null);
return this;
}
public Builder addFloat(Element.DataKind dk, String name) {
add(DataType.FLOAT, dk, false, 32, name);
return this;
}
public Builder addFloatXY() {
add(DataType.FLOAT, DataKind.X, false, 32, null);
add(DataType.FLOAT, DataKind.Y, false, 32, null);
return this;
}
public Builder addFloatXY(String prefix) {
add(DataType.FLOAT, DataKind.X, false, 32, prefix + "x");
add(DataType.FLOAT, DataKind.Y, false, 32, prefix + "y");
return this;
}
public Builder addFloatXYZ() {
add(DataType.FLOAT, DataKind.X, false, 32, null);
add(DataType.FLOAT, DataKind.Y, false, 32, null);
add(DataType.FLOAT, DataKind.Z, false, 32, null);
return this;
}
public Builder addFloatXYZ(String prefix) {
add(DataType.FLOAT, DataKind.X, false, 32, prefix + "x");
add(DataType.FLOAT, DataKind.Y, false, 32, prefix + "y");
add(DataType.FLOAT, DataKind.Z, false, 32, prefix + "z");
return this;
}
public Builder addFloatST() {
add(DataType.FLOAT, DataKind.S, false, 32, null);
add(DataType.FLOAT, DataKind.T, false, 32, null);
return this;
}
public Builder addFloatST(String prefix) {
add(DataType.FLOAT, DataKind.S, false, 32, prefix + "s");
add(DataType.FLOAT, DataKind.T, false, 32, prefix + "t");
return this;
}
public Builder addFloatNorm() {
add(DataType.FLOAT, DataKind.NX, false, 32, null);
add(DataType.FLOAT, DataKind.NY, false, 32, null);
add(DataType.FLOAT, DataKind.NZ, false, 32, null);
return this;
}
public Builder addFloatNorm(String prefix) {
add(DataType.FLOAT, DataKind.NX, false, 32, prefix + "nx");
add(DataType.FLOAT, DataKind.NY, false, 32, prefix + "ny");
add(DataType.FLOAT, DataKind.NZ, false, 32, prefix + "nz");
return this;
}
public Builder addFloatPointSize() {
add(DataType.FLOAT, DataKind.POINT_SIZE, false, 32, null);
return this;
}
public Builder addFloatPointSize(String prefix) {
add(DataType.FLOAT, DataKind.POINT_SIZE, false, 32, prefix + "pointSize");
return this;
}
public Builder addFloatRGB() {
add(DataType.FLOAT, DataKind.RED, false, 32, null);
add(DataType.FLOAT, DataKind.GREEN, false, 32, null);
add(DataType.FLOAT, DataKind.BLUE, false, 32, null);
return this;
}
public Builder addFloatRGB(String prefix) {
add(DataType.FLOAT, DataKind.RED, false, 32, prefix + "r");
add(DataType.FLOAT, DataKind.GREEN, false, 32, prefix + "g");
add(DataType.FLOAT, DataKind.BLUE, false, 32, prefix + "b");
return this;
}
public Builder addFloatRGBA() {
add(DataType.FLOAT, DataKind.RED, false, 32, null);
add(DataType.FLOAT, DataKind.GREEN, false, 32, null);
add(DataType.FLOAT, DataKind.BLUE, false, 32, null);
add(DataType.FLOAT, DataKind.ALPHA, false, 32, null);
return this;
}
public Builder addFloatRGBA(String prefix) {
add(DataType.FLOAT, DataKind.RED, false, 32, prefix + "r");
add(DataType.FLOAT, DataKind.GREEN, false, 32, prefix + "g");
add(DataType.FLOAT, DataKind.BLUE, false, 32, prefix + "b");
add(DataType.FLOAT, DataKind.ALPHA, false, 32, prefix + "a");
return this;
}
public Builder addUNorm8RGBA() {
add(DataType.UNSIGNED, DataKind.RED, true, 8, null);
add(DataType.UNSIGNED, DataKind.GREEN, true, 8, null);
add(DataType.UNSIGNED, DataKind.BLUE, true, 8, null);
add(DataType.UNSIGNED, DataKind.ALPHA, true, 8, null);
return this;
}
public Builder addUNorm8RGBA(String prefix) {
add(DataType.UNSIGNED, DataKind.RED, true, 8, prefix + "r");
add(DataType.UNSIGNED, DataKind.GREEN, true, 8, prefix + "g");
add(DataType.UNSIGNED, DataKind.BLUE, true, 8, prefix + "b");
add(DataType.UNSIGNED, DataKind.ALPHA, true, 8, prefix + "a");
return this;
}
public Element create() {
Element e = new Element();
e.mEntries = new Entry[mEntryCount];
java.lang.System.arraycopy(mEntries, 0, e.mEntries, 0, mEntryCount);
e.init(mRS);
return e;
}
}
}
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